Re: [PATCH] scsi: ufs: core: Reset urgent_bkops_lvl to allow runtime PM power mode

From: Martin K. Petersen

Date: Tue Feb 24 2026 - 12:01:25 EST


On Wed, 11 Feb 2026 15:01:05 +0900, Won Jung wrote:

> This patch ensures that UFS Runtime PM can achieve power saving
> after System PM suspend by resetting hba->urgent_bkops_lvl.
> It also modifies ufshcd_bkops_exception_event_handler to avoid
> setting urgent_bkops_lvl when status is 0, which helps maintain
> optimal power management.
>
> On UFS devices supporting UFSHCD_CAP_AUTO_BKOPS_SUSPEND,
> a BKOPS exception event can lead to a situation
> where UFS Runtime PM can't enter low-power mode states even
> after the BKOPS exception has been resolved.
>
> [...]

Applied to 7.0/scsi-fixes, thanks!

[1/1] scsi: ufs: core: Reset urgent_bkops_lvl to allow runtime PM power mode
https://git.kernel.org/mkp/scsi/c/5b313760059c

--
Martin K. Petersen